Recipe for LATTICE BACKGROUND is: WOODEN CHAIR and WOODEN BACKGROUND. You can find this item in building category. Do not have caffeine after planting this one... It is going to take awhile. You get experiance points for breaking LATTICE BACKGROUND. How many times you need to hit it? Head to the wiki for more info: <a href="https://growtopia.fandom.com/wiki/Lattice_Background">lattice background</a> Seed mathematics is very complicated, but you should get at least 1 seed back from splicing LATTICE BACKGROUND. Will you strike it rich? You just have to count the gems yourself. Blockratio of LATTICE BACKGROUND is a mystery. Maybe you can check the wiki for <a href="https://growtopia.fandom.com/wiki/Lattice_Background">lattice background</a>